Third column (k=2) of triangle A134832 (circular succession numbers).

A134515

Third column (k=2) of triangle A134832 (circular succession numbers).

Terms

    a(0) =1a(1) =0a(2) =0a(3) =10a(4) =15a(5) =168a(6) =1008a(7) =8244a(8) =73125a(9) =726440a(10) =7939008a(11) =94744494a(12) =1225760627a(13) =17088219120a(14) =255365758560

External references