# A070764 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 10 4 11 25 12 108 13 450 14 1713 15 6267 16 21988 17 75185 18 251590 19 828408 20 2692630 21 8661287 22 27624040 23 87479663 24 275392248 25 862593661 26 2690285608 27 8359581585 28 25893044920 29 79978118632 30 246433568617