390781

Properties

Appears in sequences

• Number of trees with n nodes and 11 leaves.at n=9A055298
• Number of polyhexes with n cells that tile the plane both by translation and by 180-degree rotation (Conway criterion).at n=18A075209
• Primes which can be expressed as sum of distinct powers of 5.at n=24A077719
• Number of n-ary words beginning with the first character of the alphabet, that can be built by inserting four doublets into the initially empty word.at n=31A194716
• Primes whose base-5 representation also is the base-2 representation of a prime.at n=17A235462
• Weak Goodstein numbers: a(n) = g_n(n), where g_n(n) is the weak Goodstein function.at n=23A266202
• Prime numbersat n=33132