53621

Appears in sequences

• At each step, record how many 1's, 2's, etc. have been seen so far in the sequence.at n=8A006920
• Strong pseudoprimes to base 78.at n=22A020304
• n written in fractional base 7/5.at n=43A024642
• a(n) = (4*n^3 - 9*n^2 + 11*n + 3)/3.at n=35A161707
• Linear divisibility sequence based on Salem number of order 4 (case t=7, see formula).at n=6A292035