<Dd> x 71 − x 69 − 2 x 68 − x 67 + 2 x 66 + 2 x 65 + x 64 − x 63 − x 62 − x 61 − x 60 − x 59 + 2 x 58 + 5 x 57 + 3 x 56 − 2 x 55 − 10 x 54 − 3 x 53 − 2 x 52 + 6 x 51 + 6 x 50 + x 49 + 9 x 48 − 3 x 47 − 7 x 46 − 8 x 45 − 8 x 44 + 10 x 43 + 6 x 42 + 8 x 41 − 5 x 40 − 12 x 39 + 7 x 38 − 7 x 37 + 7 x 36 + x 35 − 3 x 34 + 10 x 33 + x 32 − 6 x 31 − 2 x 30 − 10 x 29 − 3 x 28 + 2 x 27 + 9 x 26 − 3 x 25 + 14 x 24 − 8 x 23 − 7 x 21 + 9 x 20 + 3 x 19 − 4 x 18 − 10 x 17 − 7 x 16 + 12 x 15 + 7 x 14 + 2 x 13 − 12 x 12 − 4 x 11 − 2 x 10 + 5 x 9 + x 7 − 7 x 6 + 7 x 5 − 4 x 4 + 12 x 3 − 6 x 2 + 3 x − 6 (\ displaystyle (\ begin (aligned) & \, \, \, \, \, \, \, x ^ (71) &&&& - x ^ (69) && - 2x ^ (68) && - x ^ (67) && + 2x ^ (66) && + 2x ^ (65) && + x ^ (64) && - x ^ (63) \ \ & - x ^ (62) && - x ^ (61) && - x ^ (60) && - x ^ (59) && + 2x ^ (58) && + 5x ^ (57) && + 3x ^ (56) && - 2x ^ (55) && - 10x ^ (54) \ \ & - 3x ^ (53) && - 2x ^ (52) && + 6x ^ (51) && + 6x ^ (50) && + x ^ (49) && + 9x ^ (48) && - 3x ^ (47) && - 7x ^ (46) && - 8x ^ (45) \ \ & - 8x ^ (44) && + 10x ^ (43) && + 6x ^ (42) && + 8x ^ (41) && - 5x ^ (40) && - 12x ^ (39) && + 7x ^ (38) && - 7x ^ (37) && + 7x ^ (36) \ \ & + x ^ (35) && - 3x ^ (34) && + 10x ^ (33) && + x ^ (32) && - 6x ^ (31) && - 2x ^ (30) && - 10x ^ (29) && - 3x ^ (28) && + 2x ^ (27) \ \ & + 9x ^ (26) && - 3x ^ (25) && + 14x ^ (24) && - 8x ^ (23) &&&& - 7x ^ (21) && + 9x ^ (20) && + 3x ^ (19) && - 4x ^ (18) \ \ & - 10x ^ (17) && - 7x ^ (16) && + 12x ^ (15) && + 7x ^ (14) && + 2x ^ (13) && - 12x ^ (12) && - 4x ^ (11) && - 2x ^ (10) && + 5x ^ (9) \ \ &&& + x ^ (7) && - 7x ^ (6) && + 7x ^ (5) && - 4x ^ (4) && + 12x ^ (3) && - 6x ^ (2) && + 3x&& - 6 \ end (aligned))) </Dd> <P> In his original article, Conway gives an incorrect value for this polynomial, writing - instead of + in front of x 35 (\ displaystyle x ^ (35)). However, the value of λ given in his article is correct . </P> <P> The look - and - say sequence is also popularly known as the Morris Number Sequence, after cryptographer Robert Morris, and the puzzle "What is the next number in the sequence 1, 11, 21, 1211, 111221?" is sometimes referred to as the Cuckoo's Egg, from a description of Morris in Clifford Stoll's book The Cuckoo's Egg . </P> <Table> <Tr> <Td> </Td> <Td> This section does not cite any sources . Please help improve this section by adding citations to reliable sources . Unsourced material may be challenged and removed . (May 2012) (Learn how and when to remove this template message) </Td> </Tr> </Table>

When do we look at the number 2 but say 10