Sequence generated from Lim:_{n..inf.} M^n, M = an infinite lower triangular matrix with (1,3,3,3,...) in every column, shifted down twice.
A171370
Sequence generated from Lim:_{n..inf.} M^n, M = an infinite lower triangular matrix with (1,3,3,3,...) in every column, shifted down twice.
Terms
- a(0) =1a(1) =3a(2) =6a(3) =12a(4) =18a(5) =30a(6) =42a(7) =66a(8) =84a(9) =120a(10) =150a(11) =210a(12) =252a(13) =336a(14) =402a(15) =534a(16) =618a(17) =786a(18) =906a(19) =1146a(20) =1296a(21) =1596a(22) =1806a(23) =2226a(24) =2478a(25) =2982a(26) =3318a(27) =3990a(28) =4392a(29) =5196
External references
- oeis: A171370