# A007765 (b-file synthesized from sequence entry) 1 257 2 577 3 1097 4 1201 5 1217 6 1481 7 1721 8 2441 9 2657 10 2833 11 2857 12 3121 13 3449 14 3761 15 4001 16 4057 17 4177 18 4217 19 4297 20 4409 21 4481 22 4657 23 4721 24 4817 25 4937 26 5297 27 5569 28 5737 29 6121 30 6481 31 6521 32 6793 33 6841 34 6857 35 7121 36 7129 37 7793 38 7817 39 7841 40 8081 41 8161 42 8761