# A218832 (b-file synthesized from sequence entry) 1 0 2 1 3 12 4 49 5 132 6 289 7 552 8 961 9 1560 10 2401 11 3540 12 5041 13 6972 14 9409 15 12432 16 16129 17 20592 18 25921 19 32220 20 39601 21 48180 22 58081 23 69432 24 82369 25 97032 26 113569 27 132132 28 152881 29 175980 30 201601 31 229920 32 261121 33 295392 34 332929 35 373932 36 418609 37 467172 38 519841 39 576840 40 638401