Number of arrangements of n+3 numbers in 0..4 with each number being the sum mod 5 of three others.
A183887
Number of arrangements of n+3 numbers in 0..4 with each number being the sum mod 5 of three others.
Terms
- a(0) =1a(1) =241a(2) =8681a(3) =63645a(4) =363749a(5) =1905097a(6) =9681073a(7) =48678653a(8) =243871365a(9) =1220204441a(10) =6102563585a(11) =30515709437a(12) =152584140357a(13) =762931805705
External references
- oeis: A183887