# A000362 (b-file synthesized from sequence entry) 1 5 2 57 3 352 4 1280 5 3522 6 7970 7 15872 8 29184 9 49410 10 79042 11 122400 12 180224 13 257314 14 362340 15 492032 16 655360 17 867588 18 1117314 19 1420320 20 1803264 21 2237380 22 2745154 23 3380736 24 4080640 25 4881250 26 5874150 27 6928416 28 8126464 29 9600870 30 11133604