Number of arrays of n nonnegative integers with value i>0 appearing only after i-1 has appeared at least 7 times.

A210544

Number of arrays of n nonnegative integers with value i>0 appearing only after i-1 has appeared at least 7 times.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =2a(8) =4a(9) =8a(10) =16a(11) =32a(12) =64a(13) =128a(14) =257a(15) =524a(16) =1106a(17) =2470a(18) =5924a(19) =15262a(20) =41690a(21) =118595a(22) =345861a(23) =1023028a(24) =3050590a(25) =9146312a(26) =27567958a(27) =83678750a(28) =256632743a(29) =798853376

External references