27383

Appears in sequences

• Number of different keys with n cuts, depths between 1 and 7 and depth difference at most 1 between adjacent cut depths.at n=9A002714
• Numbers k such that lcm(1,2,3,...,k)/13 equals the denominator of the k-th harmonic number H(k).at n=9A112818
• Brilliant numbers (A078972) whose digit reversal is the product of 2 palindromes greater than 1.at n=30A115681
• Duplicate of A002714.at n=9A126361
• a(n) = 20*n^2 + 3.at n=36A167573
• Number of partitions of n into 10 parts such that every i-th smallest part (counted with multiplicity) is different from i.at n=16A244246
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 123", based on the 5-celled von Neumann neighborhood.at n=33A270212
• Numbers k such that 10^k - 8001 is prime.at n=31A270448
• Numbers which are palindromic in their Elias delta code representation.at n=47A281380
• Numbers k such that the product of distinct digits of k equals the sum of the prime divisors of k.at n=33A357262