# A156269 (b-file synthesized from sequence entry) 0 1 1 2 2 6 3 -20 4 -24 5 -56 6 144 7 160 8 352 9 -832 10 -896 11 -1920 12 4352 13 4608 14 9728 15 -21504 16 -22528 17 -47104 18 102400 19 106496 20 221184 21 -475136 22 -491520 23 -1015808 24 2162688 25 2228224 26 4587520 27 -9699328 28 -9961472 29 -20447232 30 42991616 31 44040192 32 90177536