Third column of triangle A134134 (S2'(2)= S1hat(2)).
A144896
Third column of triangle A134134 (S2'(2)= S1hat(2)).
Terms
- a(0) =1a(1) =2a(2) =10a(3) =44a(4) =228a(5) =1272a(6) =8760a(7) =63936a(8) =547776a(9) =5145984a(10) =54233280a(11) =624291840a(12) =7879472640a(13) =107423677440
External references
- oeis: A144896