99499
domain: N
Appears in sequences
- Strong pseudoprimes to base 74.at n=30A020300
- Numbers having four 9's in base 10.at n=22A043528
- Largest palindrome using minimum number of digits with a digit sum = n.at n=40A070244
- Palindromes of the form n^3 + n^2 + n + 1.at n=3A086143
- Numbers k such that k and k^2 use only the digits 0, 1, 4, 5 and 9.at n=11A136858
- a(n) = (46^n - 1)/45.at n=4A218749
- Consider a number x = concat(a,b). Sequence lists numbers x such that digits of b^a end in x.at n=39A266818
- MM-numbers of labeled simple graphs spanning an initial interval of positive integers.at n=18A320458
- MM-numbers of labeled multigraphs spanning an initial interval of positive integers.at n=32A320459
- MM-numbers of simple labeled connected graphs spanning an initial interval of positive integers.at n=14A320635
- a(n) = 10^(2*n+1) - 1 - 5*10^n.at n=2A332194
- G.f. A(x) satisfies: A(x) = Sum_{n>=0} x^n*A(x)^n/(1 - x^2*A(x)^(n+1)).at n=10A340334
- a(n) is the arithmetic mean of all multiplicative arithmetic functions f(n) with f(p^e) returning a monic degree 3 Littlewood polynomial of p.at n=45A386704