# A128461 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 10 5 21 6 25 7 27 8 32 9 60 10 88 11 106 12 120 13 146 14 264 15 828 16 965 17 1944 18 4822 19 12089 20 14427 21 17354 22 42335 23 46395 24 58348 25 190632