53171

Properties

Appears in sequences

• Numbers k such that 227*2^k+1 is prime.at n=18A032490
• Sum of the lengths of the cycle types of the permutation created by length sorting on the partitions of n.at n=41A036056
• Smallest of 4 consecutive prime numbers that when represented as a simple continued fraction, generates prime numbers in the numerator and denominator, when reduced.at n=38A270884
• Number of strict compositions of n with all adjacent parts (x, y) satisfying x < 2y and y < 2x.at n=61A342341
• Number of weakly alternating patterns of length n.at n=8A349058
• Prime numbersat n=5425