Odd bisection of A113281: a(n) = A113281(2*n+1).

Terms

a(0) =1a(1) =5a(2) =23a(3) =113a(4) =579a(5) =3047a(6) =16319a(7) =88489a(8) =484255a(9) =2668951a(10) =14793169a(11) =82372723a(12) =460436551a(13) =2582033519a(14) =14519686915a(15) =81845419777a(16) =462319557311