Fourth column of Euler's difference table in A068106. It is 6 times the sequence A000261.
A277609
Fourth column of Euler's difference table in A068106. It is 6 times the sequence A000261.
Terms
- a(0) =0a(1) =0a(2) =6a(3) =18a(4) =78a(5) =426a(6) =2790a(7) =21234a(8) =183822a(9) =1781802a(10) =19104774a(11) =224406930a(12) =2864826126a(13) =39486808938a(14) =584328412518
External references
- oeis: A277609