# A273385 (b-file synthesized from sequence entry) 0 1 1 5 2 49 3 225 4 961 5 3969 6 16129 7 65025 8 261121 9 1046529 10 4190209 11 16769025 12 67092481 13 268402689 14 1073676289 15 4294836225