a(n) is the number of multisets with n primes with which an n-gon with perimeter prime(n) can be formed.

A376348

a(n) is the number of multisets with n primes with which an n-gon with perimeter prime(n) can be formed.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =1a(4) =2a(5) =2a(6) =3a(7) =7a(8) =7a(9) =12a(10) =19a(11) =19a(12) =25a(13) =44a(14) =72a(15) =72a(16) =119a(17) =147a(18) =152a(19) =234a(20) =292a(21) =435a(22) =777a(23) =920a(24) =946a(25) =1135a(26) =1161a(27) =1377a(28) =3702a(29) =4293

External references