Triangle read by rows, 1 <= m <= n: t(n,m) = lcm(s(n,m), S(n,m)), where s(n,m) is an unsigned Stirling number of the first kind and S(n,m) is a Stirling number of the second kind.

A128264

Triangle read by rows, 1 <= m <= n: t(n,m) = lcm(s(n,m), S(n,m)), where s(n,m) is an unsigned Stirling number of the first kind and S(n,m) is a Stirling number of the second kind.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =1a(6) =6a(7) =77a(8) =6a(9) =1a(10) =24a(11) =150a(12) =175a(13) =10a(14) =1a(15) =120a(16) =8494a(17) =450a(18) =1105a(19) =15a(20) =1a(21) =720a(22) =1764a(23) =69832a(24) =7350a(25) =700a(26) =21a(27) =1a(28) =5040a(29) =1659636

External references