a(0)=0; for n > 0, a(n) = a(n-1)*n + n if n is odd, (a(n-1) + n)*n otherwise.
A344496
a(0)=0; for n > 0, a(n) = a(n-1)*n + n if n is odd, (a(n-1) + n)*n otherwise.
Terms
- a(0) =0a(1) =1a(2) =6a(3) =21a(4) =100a(5) =505a(6) =3066a(7) =21469a(8) =171816a(9) =1546353a(10) =15463630a(11) =170099941a(12) =2041199436a(13) =26535592681a(14) =371498297730
External references
- oeis: A344496