50219

Appears in sequences

• Egyptian fractions: number of partitions of 1 into reciprocals of positive integers <= n.at n=23A020473
• Eighth column (k=7) of sextinomial array A063260.at n=11A063262
• Reverse of smallest prime factor of k = largest prime factor of k+1; a(1)=1.at n=37A071392
• Number of partitions of the n-th minimal number into distinct minimal numbers.at n=34A099388
• a(n) = n*(5n^2 + 3n + 4) / 6.at n=39A203551
• Number of partitions p of n such that (number of numbers in p that have multiplicity 1) < (number of numbers in p having multiplicity > 1).at n=48A330001
• Number of integer partitions of n of length > 2 whose second differences have median 0.at n=43A360682