130052domain: NAppears in sequencesSides of integer Heronian triangles [prime(A068964(n)), prime(A068964(n)+1), a(n)] with area A068966(n).at n=15A068965Numbers k that divide 2^k + 4.at n=14A244673Even side of integer-sided triangle such that the area is an integer and two sides are twin primes.at n=9A257547