T(4n,n), where T is the array in A026120.
A026130
T(4n,n), where T is the array in A026120.
Terms
- a(0) =1a(1) =3a(2) =29a(3) =286a(4) =2954a(5) =31331a(6) =338237a(7) =3697641a(8) =40803750a(9) =453553098a(10) =5070709436a(11) =56958466285a(12) =642318632219
External references
- oeis: A026130