393855domain: NAppears in sequencesTriangle of Gandhi polynomial coefficients.at n=23A065755a(n) = (n-2)^4 - a(n-1) - a(n-2), with a(1) = a(2) = 0.at n=33A152729Numbers k such that k and k+1 both have an odd number of abundant divisors.at n=28A381548