153151domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes which are the reverse concatenation of two consecutive odd numbers.at n=20A104332Expansion of Product_{k>=1} 1/(1 - (5*k-1)*x^(5*k-1)).at n=37A265831G.f. A(x) satisfies A(x) = 1 + x^4 * (A(x) / (1 - x))^2.at n=24A361229Prime numbersat n=14123