# A072128 (b-file synthesized from sequence entry) 1 16 2 64 3 128 4 512 5 512 6 2048 7 0 8 6656 9 0 10 12288 11 512 12 36864 13 512 14 0 15 0 16 106496 17 0 18 24576 19 0 20 215040 21 0 22 8192 23 0 24 786432 25 0