1333333332

Appears in sequences

• Number of Fibonacci numbers F(k), k <= 10^n, which end in 3.at n=9A073551
• Numbers k such that the k-th triangular number contains only digits {0,7,8}.at n=15A119094
• Numbers k such that the k-th triangular number contains only digits {3,7,8}.at n=14A119201
• Numbers k such that the k-th triangular number contains only digits {4,7,8}.at n=12A119217
• Numbers k such that the k-th triangular number contains only digits {5,7,8}.at n=21A119225
• Numbers k such that the k-th triangular number contains only digits {6,7,8}.at n=15A119231
• Numbers k such that the k-th triangular number contains only digits {7,8,9}.at n=10A119237
• a(n) = 111111111 * n.at n=11A172525