49294

Appears in sequences

• Palindromic in bases 10 and 11.at n=21A029966
• n for which floor((4/3)^n) is prime.at n=36A070762
• Smallest palindromic multiple of 2n-1 beginning with the digit string of 2n-1; or 0 if no such number exists.at n=24A083964
• a(n) = [x^n] (1 + x*(1+x)^n )^(n+1).at n=6A121678
• Triangle T(n,k), n>=0, 0<=k<=n, read by rows: T(n,k) = number of simple graphs on n labeled nodes with k edges where each maximally connected subgraph has at most one cycle.at n=34A144228
• a(n) = 2*prime(n)^2 - 4.at n=36A153480
• Number of 0..n arrays x(0..8) of 9 elements with zero 6th differences.at n=20A200276
• Number of (n+1) X (2+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 4, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).at n=8A235081
• Starts of runs of 3 consecutive Zeckendorf-Niven numbers (A328208).at n=33A328210
• Numbers that are the sum of an emirp and its reversal in more than one way.at n=39A345408
• a(n) = n*hypergeom([1, 1 - n, -n], [2], 1).at n=7A350267