On my system, ∞ is inf, so I needed to lowercase the I.

Here's my shorter version:

<Reveal this spoiler or all in this thread>
($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord
}map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,

[download]

In reply to Re^2: challenge: OEIS A073015 serie by choroba
in thread challenge: OEIS A073015 serie by Discipulus

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