# A147852 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 3 4 6 5 10 6 18 7 32 8 54 9 94 10 158 11 262 12 430 13 682 14 1054 15 1554 16 2126 17 2554 18 2158 19 -710 20 -9874 21 -33782 22 -90322 23 -216694 24 -488530 25 -1057206 26 -2221906 27 -4566678 28 -9220498 29 -18345462 30 -36046738 31 -70057814 32 -134836562 33 -257215734