|
|
2, 6, 19, 59, 181, 541, 1583, 4455, 12213, 32113, 82631, 206709, 510681, 1245343, 3004575, 7200705, 17049021, 40140981, 93678375, 216274577, 496470625, 1128356231, 2544413119, 5704402931, 12712869673
(list; graph; refs; listen; history; internal format)
|
|
