22337

Appears in sequences

• Numbers k > 1 such that k mod ord2(k) is even, where ord2(k) is the order of 2 mod k.at n=32A036260
• Concatenation of first n isolated primes.at n=2A132936
• a(n) = ((4+3*sqrt(2))*(5+sqrt(2))^n + (4-3*sqrt(2))*(5-sqrt(2))^n)/4.at n=5A164035
• 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 41", based on the 5-celled von Neumann neighborhood.at n=28A278423
• Indices of records in A288818.at n=8A288820
• a(n) is the first number whose digit sequence can be partitioned into primes in exactly n ways.at n=7A340296