26962
domain: N
Appears in sequences
- Least positive palindromic multiple of n, or 0 if none exists.at n=61A020485
- Palindromic in bases 10 and 11.at n=18A029966
- Palindromes with exactly 4 distinct prime factors.at n=15A046394
- Length of hypotenuse squared in right triangle formed by a palindromic spiral plotted in Cartesian coordinates.at n=20A048871
- Number of step cyclic shifted sequences using a maximum of four different symbols.at n=9A056412
- Smallest palindromic multiple of n-th prime.at n=17A062888
- Number of permutations of {1..n} which contain 3 consecutive terms in increasing order.at n=7A065429
- Palindromic even squarefree numbers with an even number of distinct prime factors.at n=29A075811
- a(n) is the odd-length palindrome whose digits up to the center are those of n and whose center digit is equal to the digital root of the product of the factorial of n and the reverse of n.at n=25A082941
- Smallest palindromic multiple of n in which n is a substring (anywhere), or 0 if n = 10k or no such number exists.at n=25A084044
- Pseudo-random numbers: MS C 6.0 version.at n=8A084275
- Palindromes whose squares belong to A066531.at n=5A117281
- Numbers which are the product of a non-palindrome and its reversal, where leading zeros are not allowed.at n=38A129623
- Numbers k such that k and k^2 use only the digits 2, 4, 6, 7 and 9.at n=12A137102
- Products of emirpimes pairs, sorted.at n=5A158126
- Palindromic numbers which are the product of a number k and its reversal (k written backwards).at n=12A158642
- Palindromic Ulam numbers.at n=40A173542
- Numbers that are 5-digit palindromes in at least two bases.at n=31A180454
- Generating primitive Pythagorean triangles by using (n, n+1) gives perimeters for each n. This sequence lists the sum of these perimeters for each n triangles.at n=25A193068
- Numbers whose square is the product of a number and its reverse.at n=12A207373