Vyxal

       O All odd numbers
      T  Trunctuate to the length of the input
    ∪1   "Union" (i.e. concatenate) with the set 1
 *'*     Flood-fill it by the asterisk
C        Center the output

(ɼ): Pop [x] Push (range(0, x + 1))
(𐊕): Pop [x] Push (range(0, x))
(𐊓): Pop [x] Push (range(1, x + 1))
(𐊄): Pop [x] Push (range(1, x))
(Þ): Pop [x] Push (is_palindromic(x))
(ƈ): Pop [x - list, y - integer] Push (ncr(x, y))

ɼ․ÞF2ƈλ+?=;FL
ɼ ․ÞF  # From all numbers in range(0, input), select palindromic numbers
2ƈ     # nCr the list in groups of 2
λ+?=;F # From this list, select those where the sum is equal to the input
L      # Take the length of the filtered list

(Ï): Pop [x, y] Push (x.index(y))
(Ô): Push (list of odd numbers)
(Ç): Pop [x] Push ([centred(n) for n in x])
(æ): Escape next character as a string

a+b+`øM?½LA

`^a+b+$`øM?½LA∧

(Ṛ): Pop [x, y] Push (random.randint(x, y))
(½): Pop [x] Push (x / 2)
(∆): Import library from BFL
(ø): Call imported function f

(∧): Pop [x, y] Push (x and y)
(⟑): Pop [x, y] Push (short-circuited x and y)
(∨): Pop [x, y] Push (x or y)
(⟇): Pop [x, y] Push (short-circuited x or y)
(÷): Pop [x] Push (item_split(x))
(«): Start/close a base-255 string
(»): Start/close a base-255 number
(°): Function reference
(•): Two letter function reference
(․): Symbolic function reference
(⍎): Execute a function reference (totally not stolen from APL... what gives you that idea?)

( ): NOP
(!): Push (length of stack)
("): Right shift stack
(#): Comment
($): Pop [x, y] Push [y, x]
(%): Pop [x, y] Push (y % x)
(&): Pop [x] Store (x) in register
('): Left shift stack
((): Start for loop (iter|var|code)
()): End for loop
(*): Pop [x, y] Push (y * x)
(+): Pop [x, y] Push (y + x)
(,): Print nicely
(-): Pop [x, y] Push (y - x)
(.): Print rawly
(/): Pop [x, y] Push (y / x)
(0): Push (0)
(1): Push (1)
(2): Push (2)
(3): Push (3)
(4): Push (4)
(5): Push (5)
(6): Push (6)
(7): Push (7)