147741

Appears in sequences

• Quotient of 'base-3' division described in A032537.at n=37A032538
• Palindromes which are the concatenation of 3 or more terms of an arithmetic sequence with nonzero difference.at n=10A062564
• C(2*n+4,4)-C(2*n,4).at n=30A085474
• a(1) = 2; then least palindrome greater than the previous term such that every partial concatenation is a prime.at n=19A088084
• Number of (w,x,y,z) with all terms in {1,...,n} and w<2x and y<3z.at n=22A212508
• Numbers m such that m*91^k is palindromic for k=0,...,4.at n=1A231118
• Numbers which are products of repunits.at n=17A308365
• a(n) = n^3 * (n^2 - n + 1).at n=11A382612