65256

Appears in sequences

• Number of positive integers <= 2^n of form x^2 + 13 y^2.at n=19A054227
• Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,11.at n=26A064242
• Values of n such that N=(an+1)(bn+1)(cn+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,33.at n=16A064253
• Palindromes in which the sum of the internal digits = the sum of the external digits.at n=35A088285
• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal, vertical or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 n X 2 array.at n=30A219810