Number of nX2 1..6 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.
A166779
Number of nX2 1..6 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.
Terms
- a(0) =0a(1) =0a(2) =120a(3) =2280a(4) =15266a(5) =65553a(6) =217460a(7) =607565a(8) =1499964a(9) =3370950a(10) =7034048a(11) =13819102a(12) =25822302a(13) =46247695a(14) =79864876a(15) =133612235a(16) =217380376a(17) =345016156a(18) =535594248a(19) =815010244
External references
- oeis: A166779