44800

Appears in sequences

• Triangle of coefficients in expansion of (2+5x)^n.at n=38A013621
• Expansion of Product_{m>=1} (1+q^m)^(-14).at n=8A022609
• a(n) is least k such that k and 10k are anagrams in base n (written in base 10).at n=20A023102
• Denominator of probability that 2 elements of S_n chosen at random (with replacement) generate S_n.at n=9A040174
• Row sums of convolution triangle A030524.at n=6A043553
• Denominator of Sum_{k=0..n} (-1)^k/k!.at n=10A053556
• Numbers whose square has more than 2/3 of its digits the same.at n=26A060813
• Numbers k such that A074037(k) = A002034(k).at n=33A074055
• a(n) = S1(n,1), where S1(n, t) = Sum_{k=0..n} (k^t * Sum_{j=0..k} binomial(n,j)).at n=10A089658
• Denominators of Newton-Cotes formulas.at n=48A093736
• Triangle where a(m,n) = largest divisor of m! coprime to n.at n=47A097905
• Array by antidiagonals: Number of planar lattice walks of length 3n+2k starting at (0,0) and ending at (k,0), remaining in the first quadrant and using only NE,W,S steps.at n=24A098273
• Unsigned member r=-7 of the family of Chebyshev sequences S_r(n) defined in A092184.at n=6A098307
• Triangle read by rows: denominators of Cotesian numbers C(n,k) (0 <= k <= n).at n=50A100641
• Triangle read by rows: denominators of Cotesian numbers C(n,k) (0 <= k <= n).at n=49A100641
• a(n) = a(n-1) + 4*a(n-2) + 6*a(n-3) + 4*a(n-4) + a(n-5).at n=12A114749
• a(n) = n*(1 + n^2)*2^n.at n=6A119635
• Numbers k such that k and k^2 use only the digits 0, 2, 4, 7 and 8.at n=42A136906
• Denominator of Laguerre(n, -9).at n=10A160602
• Denominator of Laguerre(n, 3).at n=10A160626