# A135996 (b-file synthesized from sequence entry) 0 0 1 0 2 2 3 2 4 10 5 8 6 40 7 8 8 136 9 392 10 304 11 1328 12 3376 13 3152 14 11344 15 27728 16 25216 17 90752 18 221824 19 161408 20 685696 21 1734272 22 565504 23 4759808 24 13148416 25 29925632 26 27192064 27 94300928 28 228518656 29 57869312 30 594740224 31 1668482048 32 3815965696 33 2362913792