# A146157 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 1 6 1 7 2 8 2 9 3 10 3 11 6 12 7 13 16 14 23 15 50 16 65 17 176 18 221 19 727 20 1056 21 3742 22 5997 23 23258 24 37914 25 168488 26 284282 27 1460179 28 2612520 29 15176540 30 28767703