23447

Properties

Appears in sequences

• a(n) = floor(n^4/64).at n=35A060494
• Number of partitions of n with nonnegative rank.at n=40A064174
• Prime numbers p such that p - 1 is the fourth a-figurate number and nineteenth b-figurate number for some a and b.at n=22A144327
• Primes p such that continued fraction of (1 + sqrt(p))/2 has period 12 : primes in A146336.at n=20A146357
• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0) and consisting of n steps taken from {(-1, 1), (0, 1), (1, -1)}.at n=12A151256
• Numbers whose sum of even digits and sum of odd digits are equal and whose digits are in nondecreasing order.at n=41A340125
• Primes which, when added to their reversals, produce palindromic primes.at n=30A342681
• Non-Brauer numbers.at n=8A349044
• Primes p such that q1=6*p-1 and q2=6*p+1 are also primes (twin primes) and q1 is a Sophie Germain prime (i.e., 2*q1+1 is prime).at n=20A358381
• Prime numbersat n=2610