# A266164 (b-file synthesized from sequence entry) 1 3 2 5 3 7 4 11 5 17 6 23 7 37 8 41 9 47 10 101 11 137 12 233 13 257 14 857 15 1297 16 1601 17 2017 18 4337 19 14401 20 16097 21 30497 22 62801 23 65537 24 77617 25 686737 26 18800897 27 255080417 28 12885295097 29 12918324737 30 96052225601 31 516392008697 32 7026644072737