663367

Appears in sequences

• Positions of check bits in code in A075949.at n=7A075951
• Numbers k such that k * (k+1) is the concatenation of a number m with itself.at n=7A116285
• Numbers k such that the k-th triangular number contains only digits {0,2,8}.at n=12A119056
• Numbers k of the form a - b + c, such that k^3 equals the decimal concatenation a//b//c and numbers k, b, and c have the same number of digits.at n=24A259379