48884

Appears in sequences

• Palindromic in bases 3 and 10.at n=13A007633
• Palindromes with exactly 5 palindromic prime factors (counted with multiplicity).at n=5A046379
• n sets a new record for the number of integers k such that k is not of the form m + reverse(m) for any m and n occurs in the 'Reverse and Add' trajectory of k (cf. A067284).at n=21A067287
• Palindromic integers > 0, whose 'Reverse and Add!' trajectory (presumably) does not lead to another palindrome.at n=33A070001
• a(1) = 4, a(n) = smallest palindromic multiple of a(n-1) obtained by inserting digits anywhere in a(n-1).at n=3A082779
• Terms in A099850 that are divisible by their position in that sequence.at n=7A099852
• a(n) is the least number having exactly n representations as a product of two palindromes.at n=9A116993
• Smallest m such that the n-th odd prime is the smallest prime for all decompositions of 2*m into two primes.at n=41A208662
• Palindromes of the form i^2 + reverse(i)^2.at n=15A256398
• Triangle, read by rows, T(n,k) = k*Sum_{i=0..n-k} C(2*i+2*k,i)*C(n-i-1,k-1)/(i+k) for 1 <= k <= n.at n=46A257488
• Partial sums of A299285.at n=26A299286
• a(1) = 4, a(n) = smallest palindromic nontrivial multiple of a(n-1) containing all decimal digits of a(n-1).at n=3A342346