# A018936 (b-file synthesized from sequence entry) 1 1 2 25 3 49 4 81 5 100 6 169 7 196 8 289 9 361 10 529 11 529 12 900 13 900 14 1156 15 1444 16 1681 17 2025 18 2304 19 2704 20 3481 21 3600 22 4096 23 4624 24 4900 25 5625 26 6889 27 7225 28 8281 29 9409 30 10404 31 11236 32 11881 33 12996 34 14400 35 15129 36 16900 37 18769 38 19600 39 21316 40 23104 41 24964 42 25921 43 27889