Usage of SEQ in shell echo-n usage

Usage: seq [options] ... Tail
Or: seq [options] ... First Count Mantissa
Or: seq [options] ... First number increment Mantissa

Two ways to cycle from 1 to 100 (bash other shells have not tried)
For x in ' seq 1 ';d o echo $x;d one
For x in {1..100};d o echo $x;d one

Echo-n Non-newline output

$echo-N "123" $echo "456" final output 123456 echo-e handling special characters if the following character appears in the string, it is handled in particular, not as a general text output: \a a warning; \b Delete the previous character; \c last Add a newline symbol; \f But the cursor remains in its original position; \ n Wraps and the cursor moves to the beginning of the line; \ r The cursor moves to the beginning of the line but does not wrap; \ t inserts the same tab;\v as \f; \ \ inserts \ characters; \nnn inserts the ASCII character represented by NNN (octal); $echo-E "a \BDDDD "dddd $echo-E" a\adddd "//output also emits alarm sound adddd

Usage of SEQ in shell echo-n usage