41250

Appears in sequences

• Numbers k whose decimal representation, read as a base-22 value and divided by k, yields an integer.at n=27A032575
• Largest k such that EulerPhi(k) = 10^n.at n=4A072076
• Numbers k for which 2*k-1, 4*k-1, 8*k-1 and 16*k-1 are primes.at n=33A124494
• 1, followed by list of numbers n such that the number of strong primes and the number of weak primes are equal at the n-th prime.at n=6A175102
• Triangle read by rows: terms T(n,k) of a binomial decomposition of n^n as Sum(k=0..n)T(n,k).at n=26A244135
• Paradigm shift sequence for (5,2) production scheme with replacement.at n=87A246100
• Numbers x whose 10's complements y have the same sum of divisors of x, with x <> y.at n=7A300796
• Numbers m such that the largest digit in the decimal expansion of 1/m is 4.at n=24A351470
• Expansion of Sum_{k>0} x^(4*k)/(1-x^k)^5.at n=32A363608