# A146276 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 3 6 5 7 11 8 23 9 41 10 95 11 251 12 683 13 2475 14 8891 15 33925 16 147349 17 637035 18 3134145 19 16878377 20 99607453 21 667424329 22 4848478029 23 38002637893 24 331471680853 25 3049547921723 26 31341827546071