Square array read by descending antidiagonals: T(n,k) is the number of subgroups of the elementary abelian group of order A000040(k)^n for n >= 0 and k >= 1.
A370887
Square array read by descending antidiagonals: T(n,k) is the number of subgroups of the elementary abelian group of order A000040(k)^n for n >= 0 and k >= 1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =2a(5) =5a(6) =1a(7) =2a(8) =6a(9) =16a(10) =1a(11) =2a(12) =8a(13) =28a(14) =67a(15) =1a(16) =2a(17) =10a(18) =64a(19) =212a(20) =374a(21) =1a(22) =2a(23) =14a(24) =116a(25) =1120a(26) =2664a(27) =2825a(28) =1a(29) =2
External references
- oeis: A370887