# A023541 (b-file synthesized from sequence entry) 1 1 2 5 3 13 4 27 5 49 6 80 7 122 8 176 9 244 10 328 11 429 12 549 13 690 14 853 15 1040 16 1252 17 1491 18 1759 19 2057 20 2387 21 2750 22 3148 23 3583 24 4056 25 4569 26 5124 27 5722 28 6365 29 7054 30 7791 31 8578 32 9416 33 10307 34 11253 35 12255 36 13315 37 14434 38 15614 39 16857 40 18164 41 19537 42 20977 43 22486 44 24066 45 25718 46 27444 47 29246