# A089474 (b-file synthesized from sequence entry) 0 1 1 4 2 8 3 8 4 16 5 32 6 60 7 72 8 136 9 200 10 376 11 512 12 964 13 1296 14 2368 15 3084 16 5482 17 6736 18 11132 19 12208 20 18612 21 18444 22 24968 23 19632 24 22289 25 13600 26 11842 27 4340 28 2398 29 472 30 148