A341337 Distinct values of A343511.
1, 2, 6, 10, 42, 146, 314, 1806, 23226, 42814, 141578, 395002, 3263442, 542731938, 2372530250, 21123367578, 41921883010, 216160029242, 780133887002, 10650056950806, 294568607121655146, 5923457746066090230, 11257799577242104090, 446785773769478686986, 2209269832769594087610
Offset: 1