# A012608 (b-file synthesized from sequence entry) 0 1 1 12 2 13328 3 117619392 4 4062867095808 5 388601301012237312 6 83771183547685073326080 7 35504181228757953494366208000 8 26841389346007019483917993990225920 9 33654478025536204699103406849552997416960 10 66134661422427811384963352725241987600886005760