a(n) = n-th pi-based antiderivative of 1.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =11a(5) =10a(6) =29a(7) =78a(8) =141a(9) =266a(10) =147a(11) =194a(12) =1181a(13) =2413a(14) =1834a(15) =6293a(16) =4805a(17) =20290a(18) =28345a(19) =25065a(20) =85334a(21) =87967a(22) =55722a(23) =191559a(24) =385845a(25) =437914a(26) =998758a(27) =396375a(28) =95625a(29) =202043