Coefficient of x in the reduction by (x^2 -> x + 1) of the polynomial p(n,x) defined below at Comments.

A192905

Coefficient of x in the reduction by (x^2 -> x + 1) of the polynomial p(n,x) defined below at Comments.

Terms

    a(0) =0a(1) =1a(2) =3a(3) =8a(4) =25a(5) =79a(6) =248a(7) =777a(8) =2435a(9) =7632a(10) =23921a(11) =74975a(12) =234992a(13) =736529a(14) =2308483a(15) =7235416a(16) =22677769a(17) =71078319a(18) =222778856a(19) =698249753a(20) =2188505347a(21) =6859373216a(22) =21499148257a(23) =67384199871a(24) =211200478176a(25) =661959956001

External references