Number of arrays of n nonnegative integers with value i>0 appearing only after i-1 has appeared at least 5 times.

A210542

Number of arrays of n nonnegative integers with value i>0 appearing only after i-1 has appeared at least 5 times.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =4a(7) =8a(8) =16a(9) =32a(10) =65a(11) =138a(12) =315a(13) =782a(14) =2090a(15) =5885a(16) =17112a(17) =50743a(18) =152705a(19) =466760a(20) =1455562a(21) =4658963a(22) =15392116a(23) =52663709a(24) =186632887a(25) =683133153a(26) =2570929570a(27) =9900731604a(28) =38864321047a(29) =155126476313

External references