49468

Appears in sequences

• Numbers k such that k + sum of its prime factors = (k+1) + sum of its prime factors.at n=38A020700
• Numbers k such that sopf(k) + 1 = sopf(k+1), where sopf(k) = A008472(k).at n=31A064111
• Numbers k whose sum of digits exceeds the sum of the digits of k^3.at n=7A064209
• a(n) = A128022(n)/n.at n=20A128023
• Numbers k such that A007953(k) >= A007953(k^3), where A007953 = digital sum in base 10.at n=43A204324
• 4th power analog of Keith numbers.at n=22A281915
• Number of nX7 0..1 arrays with every element equal to 0, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=16A298916
• Numbers k such that s(k) = s(k+1), where s(k) is A059975.at n=23A327250
• a(n) = Sum_{k=1..n} (-1)^(k+1) * floor((n/k)^3).at n=37A350222
• a(n) = Sum_{k=0..n} binomial(n,k) * binomial((n-1)*(k+1),n-k).at n=6A382859