26403

Appears in sequences

• a(n) = n^3+n for odd n, (n^3+n)*3/2 for even n: Row sums of A093915.at n=25A093917
• Numbers Y such that 381*Y^2+127 is a square.at n=1A145716
• Powers of three read in base 2.at n=25A211864
• Number of colored integer partitions of n using all colors of a 3-set such that a color pattern for part i has i distinct colors in increasing order.at n=19A327842