81234

Appears in sequences

• Bond percolation series for Kagome lattice.at n=21A120545
• a(n) is the smallest number not yet in the sequence such that concatenation of all terms yields an infinite periodic stream of digits 1, 2, 3, ..., 8 (repeat from 1).at n=35A165306
• Number of nonnegative integers with property that their base 9/7 expansion (see A024655) has n digits.at n=38A245429
• Minimum value of the cyclic autocorrelation of first n primes.at n=31A299053