Number of size n nonnegative integer arrays with new values introduced in increasing order from 0, and no 3 consecutive elements totalling n or more.

A193058

Number of size n nonnegative integer arrays with new values introduced in increasing order from 0, and no 3 consecutive elements totalling n or more.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =11a(4) =35a(5) =132a(6) =575a(7) =2666a(8) =13366a(9) =75702a(10) =440671a(11) =2729413a(12) =18532000a(13) =128377424a(14) =932516735a(15) =7310526099a(16) =58152253376a(17) =481264505644

External references