(1/5) times the number of n-member subsets of [5n] whose elements sum to a multiple of n.
A309184
(1/5) times the number of n-member subsets of [5n] whose elements sum to a multiple of n.
Terms
- a(0) =1a(1) =4a(2) =31a(3) =244a(4) =2126a(5) =19780a(6) =192130a(7) =1922740a(8) =19692535a(9) =205444504a(10) =2175519380a(11) =23322657460a(12) =252631900236
External references
- oeis: A309184