27310

Appears in sequences

• Base-9 palindromes that start with 4.at n=33A043031
• a(n) = floor(a(n-1)*3/2) with a(1) = 2.at n=24A061418
• Numbers in base 10 that are palindromic in bases 8 and 9.at n=17A099146
• Numbers n such that A003313(3n) < A003313(n).at n=8A104699
• Numbers k such that A003313(k) = A003313(6*k).at n=8A116461
• a(n) = 5*(-1)^n*A078008(n).at n=14A156550
• Half the number of length n integer sequences with sum zero and sum of squares 8192.at n=3A157596
• Numbers that are 5-digit palindromes in at least two bases.at n=32A180454
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 366", based on the 5-celled von Neumann neighborhood.at n=14A281420