31623
domain: N
Appears in sequences
- Powers of sqrt(10) rounded to nearest integer.at n=9A017935
- Smallest number whose square has n digits.at n=9A017936
- Powers of fourth root of 10 rounded to nearest integer.at n=18A018073
- Powers of fourth root of 10 rounded up.at n=18A018074
- a(n)^2 has last digit equal to the sum of the other digits.at n=18A030134
- Nearest integer to n^(9/2).at n=10A036494
- Numbers k such that k^3 starts with k itself (in base 10).at n=7A052210
- Number of n-digit base 4 biquanimous numbers (with leading 0's allowed, but not all-0 string).at n=7A064671
- a(n) = sqrt(A077204(n)).at n=9A077205
- Smallest number whose sixth power has n digits.at n=27A130080
- Smallest number whose eighth power has at least n digits.at n=36A130082
- Smallest number whose tenth power has at least n digits.at n=45A130084
- Number of (n+2) X 5 0..2 arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock.at n=10A186562
- Number of (n+4) X 8 0..2 matrices with each 5 X 5 subblock idempotent.at n=5A224621
- Number of (n+4) X 10 0..2 matrices with each 5 X 5 subblock idempotent.at n=3A224623
- Numbers k such that k^5 starts with k itself (in base 10).at n=9A233451
- Numbers k that are a substring of (k-1)*k*(k+1).at n=12A316943