a(n) = A023360(A000040(n)): number of compositions of prime(n) into prime parts.

A265112

a(n) = A023360(A000040(n)): number of compositions of prime(n) into prime parts.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =6a(4) =20a(5) =46a(6) =232a(7) =501a(8) =2352a(9) =24442a(10) =53243a(11) =550863a(12) =2616338a(13) =5701553a(14) =27077005a(15) =280237217a(16) =2900328380a(17) =6320545915a(18) =65414893802a(19) =310664269401a(20) =677015556295

External references