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| | Wild Narcissistic Numbers (Site not responding. Last check: 2007-10-22) |
 | | Often, this term is applied to the specific case of a number equal to a sum of powers of its digits, like the number 153: |
 | | What I'm interested in here are wild narcissistic numbers, in which the expression for n (that also happens to be equal to n) still involves just the digits of n but in a more bizarre way. |
 | | c(n) is the nth Catalan number (in the sequence c(0)=1,1,2,5,14,42,132,429,1430,4862,...) and "¡" is the subfactorial function. |
| members.aol.com /s6sj7gt/mikewild.htm (304 words) |
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