44250

Appears in sequences

• Numbers k such that phi(k) | sigma_14(k).at n=24A015773
• Numbers having four 6's in base 9.at n=20A043480
• Row sums of partition triangle A026820.at n=25A058397
• Binomial transform of number triangle A105632.at n=57A105848
• Integers n such that for all i > n the largest prime factor of i(i+1)(i+2)(i+3)(i+4) exceeds the largest prime factor of n(n+1)(n+2)(n+3)(n+4).at n=14A193946
• Integers n such that for all i > n the largest prime factor of i(i+1)(i+2)(i+3)(i+4)(i+5) exceeds the largest prime factor of n(n+1)(n+2)(n+3)(n+4)(n+5).at n=21A193947
• Number of 3Xn 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 1 1 0 vertically.at n=8A207392
• Integers n such that 2n^2+1, 2n^3+1 and 2n^4+1 are prime.at n=37A239920
• Integers n such that 2n^2+1, 2n^3+1, 2n^4+1 and 2n^5+1 are prime.at n=3A239925
• Integers m such that 2*m^k + 1, for k = 2..6, are prime.at n=1A240099
• Numbers k such that (17*10^k - 47)/3 is prime.at n=24A286177