a(n) = Sum_{j=0..n} Sum_{k=0..j} abs( Stirling1(j - k, k) ).
A320963
a(n) = Sum_{j=0..n} Sum_{k=0..j} abs( Stirling1(j - k, k) ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =6a(5) =15a(6) =51a(7) =227a(8) =1257a(9) =8296a(10) =63394a(11) =549740a(12) =5330185a(13) =57117590a(14) =670163058a(15) =8543228103a(16) =117564576721
External references
- oeis: A320963