34640

Appears in sequences

• a(n) is least k such that k and 10k are anagrams in base n (written in base 10).at n=2A023102
• Number of ways to place 3 nonattacking zebras on an n X n board.at n=7A172138
• Number of 10-compositions of n: matrices with 10 rows of nonnegative integers with positive column sums and total element sum n.at n=4A261802
• Numbers n such that s2/s1 is an integer, where s1 is the sum of the odd numbers and s2 is the sum of the even numbers in the Collatz (3x+1) iteration of n.at n=33A274796