202742

Appears in sequences

• Even hexagonal pyramidal numbers.at n=32A015226
• Squarefree n such that the elliptic curve n*y^2 = x^3 - x arising in the "congruent number" problem has rank 3 and nontrivial SHA[2].at n=13A062694
• Cardinality of the Weyl alternation set corresponding to the zero-weight in the adjoint representation of the Lie algebra sp(2n).at n=17A232165
• First differences of cubefree taxi-cab numbers.at n=9A387253